Species: Sullustan, Trandoshan, Droids with Darkvision sensors.
Beast Species: Knobby White Spider
A creature or droid that has low-light vision can see in the dark, ignoring concealment and total concealment due to darkness. Darkvision is black and white only, so there must be at least some light to discern colors. It is otherwise like normal sight, and a creature with darkvision can function with no light at all.
You ignore concealment (including total concealment) from darkness. However, you cannot perceive colors in total darkness.
Knobby white spiders ignore concealment (including total concealment) from darkness. However, they cannot perceive colors in total darkness.
Sullustans ignore concealment (including total concealment) from darkness. However, they cannot perceive colors in total darkness.
Trandoshans ignore concealment (including total concealment) from darkness. However, they cannot perceive colors in total darkness.